//
// System.Web.Security.SqlRoleProvider
//
// Authors:
// Ben Maurer (bmaurer@users.sourceforge.net)
// Chris Toshok (toshok@ximian.com)
//
// (C) 2003 Ben Maurer
// Copyright (c) 2005,2006 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
#if NET_2_0
using System.Collections;
using System.Collections.Specialized;
using System.Data;
using System.Data.Common;
using System.Configuration;
using System.Configuration.Provider;
using System.Web.Configuration;
namespace System.Web.Security {
public class SqlRoleProvider: RoleProvider {
string applicationName;
ConnectionStringSettings connectionString;
DbProviderFactory factory;
DbConnection CreateConnection ()
{
DbConnection connection = factory.CreateConnection ();
connection.ConnectionString = connectionString.ConnectionString;
connection.Open ();
return connection;
}
void AddParameter (DbCommand command, string parameterName, string parameterValue)
{
DbParameter dbp = command.CreateParameter ();
dbp.ParameterName = parameterName;
dbp.Value = parameterValue;
dbp.Direction = ParameterDirection.Input;
command.Parameters.Add (dbp);
}
public override void AddUsersToRoles (string [] usernames, string [] rolenames)
{
string commandText = @"
INSERT INTO dbo.aspnet_UsersInRoles (UserId, RoleId)
SELECT dbo.aspnet_Users.UserId, dbo.aspnet_Roles.RoleId
FROM dbo.aspnet_Users, dbo.aspnet_Roles, dbo.aspnet_Applications
WHERE dbo.aspnet_Users.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_Roles.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_Applications.LoweredApplicationName = LOWER(@ApplicationName)
AND dbo.aspnet_Users.LoweredUserName = LOWER(@UserName)
AND dbo.aspnet_Roles.LoweredRoleName = LOWER(@RoleName)
";
Hashtable h;
h = new Hashtable();
foreach (string u in usernames) {
if (u == null)
throw new ArgumentNullException ("null element in usernames array");
if (h.ContainsKey (u))
throw new ArgumentException ("duplicate element in usernames array");
if (u.Length == 0 || u.Length > 256 || u.IndexOf (",") != -1)
throw new ArgumentException ("element in usernames array in illegal format");
h.Add (u, u);
}
h = new Hashtable();
foreach (string r in usernames) {
if (r == null)
throw new ArgumentNullException ("null element in usernames array");
if (h.ContainsKey (r))
throw new ArgumentException ("duplicate element in usernames array");
if (r.Length == 0 || r.Length > 256 || r.IndexOf (",") != -1)
throw new ArgumentException ("element in usernames array in illegal format");
h.Add (r, r);
}
using(DbConnection connection = CreateConnection ()) {
DbTransaction trans = connection.BeginTransaction ();
try {
foreach (string username in usernames) {
foreach (string rolename in rolenames) {
/* add the user/role combination to dbo.aspnet_UsersInRoles */
DbCommand command = factory.CreateCommand ();
command.Transaction = trans;
command.CommandText = commandText;
command.Connection = connection;
command.CommandType = CommandType.Text;
AddParameter (command, "RoleName", rolename);
AddParameter (command, "UserName", username);
AddParameter (command, "ApplicationName", ApplicationName);
if (command.ExecuteNonQuery() != 1)
throw new ProviderException ("failed to create new user/role association.");
}
}
trans.Commit ();
}
catch (Exception e) {
trans.Rollback ();
if (e is ProviderException)
throw e;
else
throw new ProviderException ("", e);
}
}
}
public override void CreateRole (string rolename)
{
string commandText = @"
INSERT INTO dbo.aspnet_Roles
(ApplicationId, RoleName, LoweredRoleName)
VALUES ((SELECT ApplicationId FROM dbo.aspnet_Applications WHERE LoweredApplicationName = LOWER(@ApplicationName)), @RoleName, LOWER(@RoleName))
";
if (rolename == null)
throw new ArgumentNullException ("rolename");
if (rolename.Length == 0 || rolename.Length > 256 || rolename.IndexOf (",") != -1)
throw new ArgumentException ("rolename is in invalid format");
using (DbConnection connection = CreateConnection ()) {
DbCommand command = factory.CreateCommand ();
command.CommandText = commandText;
command.Connection = connection;
command.CommandType = CommandType.Text;
AddParameter (command, "ApplicationName", ApplicationName);
AddParameter (command, "RoleName", rolename);
if (command.ExecuteNonQuery() != 1)
throw new ProviderException ("failed to create new role.");
}
}
[MonoTODO]
public override bool DeleteRole (string rolename, bool throwOnPopulatedRole)
{
if (rolename == null)
throw new ArgumentNullException ("rolename");
if (rolename.Length == 0 || rolename.Length > 256 || rolename.IndexOf (",") != -1)
throw new ArgumentException ("rolename is in invalid format");
using(DbConnection connection = CreateConnection ()) {
DbCommand command;
if (throwOnPopulatedRole) {
command = factory.CreateCommand ();
command.CommandText = @"
SELECT COUNT(*)
FROM dbo.aspnet_UsersInRoles, dbo.aspnet_Roles, dbo.aspnet_Users, dbo.aspnet_Applications
WHERE dbo.aspnet_Roles.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_UsersInRoles.RoleId = dbo.aspnet_Roles.RoleId
AND dbo.aspnet_Applications.LoweredApplicationName = LOWER(@ApplicationName)
AND dbo.aspnet_Roles.LoweredRoleName = LOWER(@RoleName)";
command.Connection = connection;
command.CommandType = CommandType.Text;
AddParameter (command, "ApplicationName", ApplicationName);
AddParameter (command, "RoleName", rolename);
int count = (int)command.ExecuteScalar ();
if (count != 0)
throw new ProviderException (String.Format ("The role '{0}' has users in it and can't be deleted", rolename));
}
else {
/* XXX are we really supposed to delete all the user/role associations in this case? */
command = factory.CreateCommand ();
command.CommandText = @"
DELETE dbo.aspnet_UsersInRoles FROM dbo.aspnet_UsersInRoles, dbo.aspnet_Roles, dbo.aspnet_Applications
WHERE dbo.aspnet_UsersInRoles.RoleId = dbo.aspnet_Roles.RoleId
AND dbo.aspnet_Roles.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_Roles.LoweredRoleName = LOWER(@RoleName)
AND dbo.aspnet_Applications.LoweredApplicationName = LOWER(@ApplicationName)";
command.Connection = connection;
command.CommandType = CommandType.Text;
AddParameter (command, "RoleName", rolename);
AddParameter (command, "ApplicationName", ApplicationName);
command.ExecuteNonQuery ();
}
command = factory.CreateCommand ();
command.CommandText = @"
DELETE dbo.aspnet_Roles FROM dbo.aspnet_Roles, dbo.aspnet_Applications
WHERE dbo.aspnet_Roles.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_Applications.LoweredApplicationName = LOWER(@ApplicationName)
AND dbo.aspnet_Roles.LoweredRoleName = LOWER(@RoleName)";
command.Connection = connection;
command.CommandType = CommandType.Text;
AddParameter (command, "ApplicationName", ApplicationName);
AddParameter (command, "RoleName", rolename);
bool rv = command.ExecuteNonQuery() == 1;
return rv;
}
}
public override string[] FindUsersInRole (string roleName, string usernameToMatch)
{
string commandTextFormat = @"
SELECT dbo.aspnet_Users.UserName
FROM dbo.aspnet_Users, dbo.aspnet_Roles, dbo.aspnet_UsersInRoles, dbo.aspnet_Applications
WHERE dbo.aspnet_Roles.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_Users.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_UsersInRoles.UserId = dbo.aspnet_Users.UserId
AND dbo.aspnet_UsersInRoles.RoleId = dbo.aspnet_Roles.RoleId
AND dbo.aspnet_Roles.LoweredRoleName = LOWER(@RoleName)
AND dbo.aspnet_Applications.LoweredApplicationName = LOWER(@ApplicationName)
AND dbo.aspnet_Users.UserName {0} @UsernameToMatch
";
if (roleName == null)
throw new ArgumentNullException ("roleName");
if (usernameToMatch == null)
throw new ArgumentNullException ("usernameToMatch");
if (roleName.Length == 0 || roleName.Length > 256 || roleName.IndexOf (",") != -1)
throw new ArgumentException ("roleName is in invalid format");
if (usernameToMatch.Length == 0 || usernameToMatch.Length > 256)
throw new ArgumentException ("usernameToMatch is in invalid format");
using(DbConnection connection = CreateConnection ()) {
bool useLike = usernameToMatch.IndexOf ("%") != -1;
DbCommand command = factory.CreateCommand ();
command.CommandText = String.Format(commandTextFormat, useLike ? "LIKE" : "=");
command.Connection = connection;
command.CommandType = CommandType.Text;
AddParameter (command, "ApplicationName", ApplicationName);
AddParameter (command, "RoleName", roleName);
AddParameter (command, "UsernameToMatch", usernameToMatch);
DbDataReader reader = command.ExecuteReader ();
ArrayList userList = new ArrayList();
while (reader.Read())
userList.Add (reader.GetString(0));
reader.Close();
return (string[])userList.ToArray(typeof (string));
}
}
public override string [] GetAllRoles ()
{
string commandText = @"
SELECT dbo.aspnet_Roles.RoleName
FROM dbo.aspnet_Roles, dbo.aspnet_Applications
WHERE dbo.aspnet_Roles.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_Applications.LoweredApplicationName = LOWER(@ApplicationName)
";
using(DbConnection connection = CreateConnection ()) {
DbCommand command = factory.CreateCommand ();
command.CommandText = commandText;
command.Connection = connection;
command.CommandType = CommandType.Text;
AddParameter (command, "ApplicationName", ApplicationName);
DbDataReader reader = command.ExecuteReader ();
ArrayList roleList = new ArrayList();
while (reader.Read())
roleList.Add (reader.GetString(0));
reader.Close();
return (string[])roleList.ToArray(typeof (string));
}
}
public override string [] GetRolesForUser (string username)
{
string commandText = @"
SELECT dbo.aspnet_Roles.RoleName
FROM dbo.aspnet_Roles, dbo.aspnet_UsersInRoles, dbo.aspnet_Users, dbo.aspnet_Applications
WHERE dbo.aspnet_Roles.RoleId = dbo.aspnet_UsersInRoles.RoleId
AND dbo.aspnet_Roles.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_UsersInRoles.UserId = dbo.aspnet_Users.UserId
AND dbo.aspnet_Users.LoweredUserName = LOWER(@UserName)
AND dbo.aspnet_Users.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_Applications.LoweredApplicationName = LOWER(@ApplicationName)
";
using(DbConnection connection = CreateConnection ()) {
DbCommand command = factory.CreateCommand ();
command.CommandText = commandText;
command.Connection = connection;
command.CommandType = CommandType.Text;
AddParameter (command, "UserName", username);
AddParameter (command, "ApplicationName", ApplicationName);
DbDataReader reader = command.ExecuteReader ();
ArrayList roleList = new ArrayList();
while (reader.Read())
roleList.Add (reader.GetString(0));
reader.Close();
return (string[])roleList.ToArray(typeof (string));
}
}
public override string [] GetUsersInRole (string rolename)
{
string commandText = @"
SELECT dbo.aspnet_Users.UserName
FROM dbo.aspnet_Roles, dbo.aspnet_UsersInRoles, dbo.aspnet_Users, dbo.aspnet_Applications
WHERE dbo.aspnet_Roles.RoleId = dbo.aspnet_UsersInRoles.RoleId
AND dbo.aspnet_Roles.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_UsersInRoles.UserId = dbo.aspnet_Users.UserId
AND dbo.aspnet_Roles.LoweredRoleName = LOWER(@RoleName)
AND dbo.aspnet_Users.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_Applications.LoweredApplicationName = LOWER(@ApplicationName)
";
using(DbConnection connection = CreateConnection ()) {
DbCommand command = factory.CreateCommand ();
command.CommandText = commandText;
command.Connection = connection;
command.CommandType = CommandType.Text;
AddParameter (command, "RoleName", rolename);
AddParameter (command, "ApplicationName", ApplicationName);
DbDataReader reader = command.ExecuteReader ();
ArrayList userList = new ArrayList();
while (reader.Read())
userList.Add (reader.GetString(0));
reader.Close();
return (string[])userList.ToArray(typeof (string));
}
}
static string GetStringConfigValue (NameValueCollection config, string name, string def)
{
string rv = def;
string val = config[name];
if (val != null)
rv = val;
return rv;
}
[MonoTODO]
public override void Initialize (string name, NameValueCollection config)
{
if (config == null)
throw new ArgumentNullException ("config");
base.Initialize (name, config);
applicationName = config ["applicationName"];
string connectionStringName = config["connectionStringName"];
if (applicationName.Length > 256)
throw new ProviderException ("The ApplicationName attribute must be 256 characters long or less.");
if (connectionStringName == null || connectionStringName.Length == 0)
throw new ProviderException ("The ConnectionStringName attribute must be present and non-zero length.");
// XXX check connectionStringName and commandTimeout
connectionString = WebConfigurationManager.ConnectionStrings[connectionStringName];
factory = connectionString == null || String.IsNullOrEmpty (connectionString.ProviderName) ?
System.Data.SqlClient.SqlClientFactory.Instance :
ProvidersHelper.GetDbProviderFactory (connectionString.ProviderName);
}
public override bool IsUserInRole (string username, string rolename)
{
string commandText = @"
SELECT COUNT(*)
FROM dbo.aspnet_Users, dbo.aspnet_UsersInRoles, dbo.aspnet_Roles, dbo.aspnet_Applications
WHERE dbo.aspnet_Roles.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_Users.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_UsersInRoles.RoleId = dbo.aspnet_Roles.RoleId
AND dbo.aspnet_UsersInRoles.UserId = dbo.aspnet_Users.UserId
AND dbo.aspnet_Applications.LoweredApplicationName = LOWER(@ApplicationName)
AND dbo.aspnet_Roles.LoweredRoleName = LOWER(@RoleName)
AND dbo.aspnet_Users.LoweredUserName = LOWER(@UserName)
";
using(DbConnection connection = CreateConnection ()) {
DbCommand command = factory.CreateCommand ();
command.CommandText = commandText;
command.Connection = connection;
command.CommandType = CommandType.Text;
AddParameter (command, "RoleName", rolename);
AddParameter (command, "UserName", username);
AddParameter (command, "ApplicationName", ApplicationName);
bool rv = ((int)command.ExecuteScalar ()) != 0;
return rv;
}
}
public override void RemoveUsersFromRoles (string [] usernames, string [] rolenames)
{
string commandText = @"
DELETE dbo.aspnet_UsersInRoles
FROM dbo.aspnet_UsersInRoles, dbo.aspnet_Users, dbo.aspnet_Roles, dbo.aspnet_Applications
WHERE dbo.aspnet_UsersInRoles.UserId = dbo.aspnet_Users.UserId
AND dbo.aspnet_UsersInRoles.RoleId = dbo.aspnet_Roles.RoleId
AND dbo.aspnet_Roles.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_Users.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_Users.LoweredUserName = LOWER(@UserName)
AND dbo.aspnet_Roles.LoweredRoleName = LOWER(@RoleName)
AND dbo.aspnet_Applications.LoweredApplicationName = LOWER(@ApplicationName)";
Hashtable h;
h = new Hashtable();
foreach (string u in usernames) {
if (u == null)
throw new ArgumentNullException ("null element in usernames array");
if (h.ContainsKey (u))
throw new ArgumentException ("duplicate element in usernames array");
if (u.Length == 0 || u.Length > 256 || u.IndexOf (",") != -1)
throw new ArgumentException ("element in usernames array in illegal format");
h.Add (u, u);
}
h = new Hashtable();
foreach (string r in usernames) {
if (r == null)
throw new ArgumentNullException ("null element in usernames array");
if (h.ContainsKey (r))
throw new ArgumentException ("duplicate element in usernames array");
if (r.Length == 0 || r.Length > 256 || r.IndexOf (",") != -1)
throw new ArgumentException ("element in usernames array in illegal format");
h.Add (r, r);
}
using(DbConnection connection = CreateConnection ()) {
DbTransaction trans = connection.BeginTransaction ();
try {
foreach (string username in usernames) {
foreach (string rolename in rolenames) {
DbCommand command = factory.CreateCommand ();
command.Transaction = trans;
command.CommandText = commandText;
command.Connection = connection;
command.CommandType = CommandType.Text;
AddParameter (command, "UserName", username);
AddParameter (command, "RoleName", rolename);
AddParameter (command, "ApplicationName", ApplicationName);
if (command.ExecuteNonQuery() != 1)
throw new ProviderException (String.Format ("failed to remove users from role '{0}'.", rolename));
}
}
trans.Commit ();
}
catch (Exception e) {
trans.Rollback ();
if (e is ProviderException)
throw e;
else
throw new ProviderException ("", e);
}
}
}
public override bool RoleExists (string rolename)
{
string commandText = @"
SELECT COUNT(*)
FROM dbo.aspnet_Roles, dbo.aspnet_Applications
WHERE dbo.aspnet_Roles.ApplicationId = dbo.aspnet_Applications.ApplicationId
AND dbo.aspnet_Applications.LoweredApplicationName = LOWER(@ApplicationName)
AND dbo.aspnet_Roles.LoweredRoleName = LOWER(@RoleName)
";
using (DbConnection connection = CreateConnection ()) {
DbCommand command = factory.CreateCommand ();
command.CommandText = commandText;
command.Connection = connection;
command.CommandType = CommandType.Text;
AddParameter (command, "ApplicationName", ApplicationName);
AddParameter (command, "RoleName", rolename);
bool rv = ((int) command.ExecuteScalar ()) != 0;
return rv;
}
}
[MonoTODO]
public override string ApplicationName {
get { return applicationName; }
set {
applicationName = value;
}
}
}
}
#endif
